A skull smashes the windshield of a car driven by a group of teenagers on the freeway a trail of suspects leads Brennan and Booth to a strange cannibalistic society Cam suggests that Angela hire a private investigator to find her ex-husband.
The team investigates the death of a movie star who was on the verge of exposing damaging secrets.
Horatio suspects that owners of an American Indian casino are involved in a murder victim's scalping.
When a wealthy real-estate developer is killed, the team suspects his wife, then realizes that she is a triplet with identical sisters.
Horatio, the lab's night shift and Calleigh's ex-boyfriend must find evidence that proves Natalia's innocence when she is accused of her ex-husband's murder.
The team must find a suspected terrorist, who goes on the run after a failed attempt on her life.
When a Marine recruiter is murdered, the team delves into the world of military enlistment to try to find the killer Natalia must face her ex-husband when he asks out one of her co-workers.
The team's investigation into the death of a young woman, killed after being auctioned off at a charity event, leads to a plot that could put the entire city in jeopardy.
The BAU team's investigation into the home invasion and attempted homicide of a police chief's wife uncovers a world of secrets in a small town in Virginia.
When a series of backyard pool homicides are reported in California, the BAU team searches for an UnSub which has a puzzling past.
The BAU is called to investigate when two members of a conspiracy group in Roswell, N.M., perish in quick succession.
When an anger-driven, unknown subject targets successful businessmen in Detroit, the BAU must investigate.
The BAU investigates three similar crimes in which victims' remains are discovered in old suitcases.
Agent Matt Simmons joins the BAU team in a race to take down Mr. Scratch and save one of their own in the process.
Morgan brings the BAU new information in the case against Mr. Scratch, a serial killer and escaped convict who has been wreaking havoc on the team.
When Reid fears his mother has been abducted, he asks the BAU to investigate while he's stuck in prison.
The BAU investigates when several federal government employees, including a close friend of Walker's, succumb to symptoms of a heart attack Reid anxiously awaits his trial date.
The BAU is called to investigate after three victims are discovered tied to stakes in the brutal Arizona desert.
An international crime boss offers to surrender if he's allowed to return to the United States to watch his daughter walk down the aisle MacGyver and the team crash the wedding to ensure the crime lord doesn't run.
When MacGyver takes Riley and Bozer into the wilderness for survival training, things take a turn when they run into a violent group of criminals Jack and Matty go on a road trip to place Matty's ex-husband and his family in witness protection.